Product comparison · 2 beard trimmers

Braun BeardTrimmer 3 Beard Trimmer 3 BT3440 vs Braun BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue

27specifications compared
11differ
16identical
12known for one product only

Key differences

Maximum hair length
- BeardTrimmer 3 Beard Trimmer 3 BT3440:1 cm
- BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue:2 cm
Wet & Dry
- BeardTrimmer 3 Beard Trimmer 3 BT3440:No
- BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue:Yes
Product colour
- BeardTrimmer 3 Beard Trimmer 3 BT3440:Black
- BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue:Blue
Charging time
- BeardTrimmer 3 Beard Trimmer 3 BT3440:8 h
- BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue:1 h
Operating time
- BeardTrimmer 3 Beard Trimmer 3 BT3440:80 min
- BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue:100 min
Width
- BeardTrimmer 3 Beard Trimmer 3 BT3440:137 mm
- BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue:160 mm
Depth
- BeardTrimmer 3 Beard Trimmer 3 BT3440:57 mm
- BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue:74 mm
Weight
- BeardTrimmer 3 Beard Trimmer 3 BT3440:410 g
- BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue:639 g

Side by side

Differences highlightedShow differences only

Comparison of BT3440, BT7421
39 specifications	A Braun BeardTrimmer 3 Beard Trimmer 3 BT3440 Model BT3440 View product	B Braun BeardTrimmer 7 Beard Trimmer 7 BT7421 Blue Model BT7421 View product
Performance2 differ
Number of length steps	40	40
Minimum hair length	0.5 mm	0.5 mm
Maximum hair lengthDiffers	1 cm	2 cm
Step precise	0.5 mm	0.5 mm
Wet & DryDiffers	No	Yes
Control type	Rotary	Rotary
Precision trimmer	Yes	Yes
Precision trimmer purposeKnown for one	Beard	Unknown — not stated by the source
WashableKnown for one	Yes	Unknown — not stated by the source
WaterproofKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Product colourDiffers	Black	Blue
CordlessKnown for one	Yes	Unknown — not stated by the source
Country of origin	China	China
Power2 differ
Power source	Battery	Battery
Rechargeable	Yes	Yes
Battery type	Built-in battery	Built-in battery
AC input frequency	50-60 Hz	50-60 Hz
AC input voltage	100-240 V	100-240 V
Charging timeDiffers	8 h	1 h
Operating timeDiffers	80 min	100 min
Fast chargingKnown for one	Unknown — not stated by the source	Yes
Fast charging timeKnown for one	Unknown — not stated by the source	5 min
Weight & dimensions3 differ
WidthDiffers	137 mm	160 mm
DepthDiffers	57 mm	74 mm
Height	282 mm	282 mm
WeightDiffers	410 g	639 g
Packaging data1 differ
Package width	275 mm	275 mm
Package depth	190 mm	190 mm
Package height	113 mm	113 mm
Package weightDiffers	498 g	727 g
Package typeKnown for one	Box	Unknown — not stated by the source
Packaging content1 differ
Attachments quantityKnown for one	3	Unknown — not stated by the source
Combs quantityDiffers	2	5
Cleaning brushKnown for one	Yes	Unknown — not stated by the source
Storage pouch	Yes	Yes
Base stationKnown for one	Unknown — not stated by the source	Yes
Base station functionsKnown for one	Unknown — not stated by the source	Charging
Razor includedKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery technologyDiffers	Nickel-Metal Hydride (NiMH)	Lithium-Ion (Li-Ion)

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More beard trimmer comparisons

All beard trimmer comparisons